1 Report Overview 1.1 Study Scope 1.2 Market Analysis by Type 1.2.1 Global AI in Smartphone and Wearable Market Size Growth Rate by Type: 2016 VS 2021 VS 2027 1.2.2 Smartphone & Tablet 1.2.3 Wearable 1.2.4 Others 1.3 Market by Application 1.3.1 Global AI in Smartphone and Wearable Market Share by Application: 2016 VS 2021 VS 2027 1.3.2 Logistics 1.3.3 Healthcare 1.3.4 Transportations 1.3.5 Automotive 1.3.6 Retail 1.3.7 BFSI 1.3.8 Aerospace 1.3.9 Consumer Electronics 1.3.10 Oil & Gas 1.3.11 Others 1.4 Study Objectives 1.5 Years Considered 2 Global Growth Trends 2.1 Global AI in Smartphone and Wearable Market Perspective (2016-2027) 2.2 AI in Smartphone and Wearable Growth Trends by Regions 2.2.1 AI in Smartphone and Wearable Market Size by Regions: 2016 VS 2021 VS 2027 2.2.2 AI in Smartphone and Wearable Historic Market Share by Regions (2016-2021) 2.2.3 AI in Smartphone and Wearable Forecasted Market Size by Regions (2022-2027) 2.3 AI in Smartphone and Wearable Industry Dynamic 2.3.1 AI in Smartphone and Wearable Market Trends 2.3.2 AI in Smartphone and Wearable Market Drivers 2.3.3 AI in Smartphone and Wearable Market Challenges 2.3.4 AI in Smartphone and Wearable Market Restraints 3 Competition Landscape by Key Players 3.1 Global Top AI in Smartphone and Wearable Players by Revenue 3.1.1 Global Top AI in Smartphone and Wearable Players by Revenue (2016-2021) 3.1.2 Global AI in Smartphone and Wearable Revenue Market Share by Players (2016-2021) 3.2 Global AI in Smartphone and Wearable Market Share by Company Type (Tier 1, Tier 2 and Tier 3) 3.3 Players Covered: Ranking by AI in Smartphone and Wearable Revenue 3.4 Global AI in Smartphone and Wearable Market Concentration Ratio 3.4.1 Global AI in Smartphone and Wearable Market Concentration Ratio (CR5 and HHI) 3.4.2 Global Top 10 and Top 5 Companies by AI in Smartphone and Wearable Revenue in 2020 3.5 AI in Smartphone and Wearable Key Players Head office and Area Served 3.6 Key Players AI in Smartphone and Wearable Product Solution and Service 3.7 Date of Enter into AI in Smartphone and Wearable Market 3.8 Mergers & Acquisitions, Expansion Plans 4 AI in Smartphone and Wearable Breakdown Data by Type 4.1 Global AI in Smartphone and Wearable Historic Market Size by Type (2016-2021) 4.2 Global AI in Smartphone and Wearable Forecasted Market Size by Type (2022-2027) 5 AI in Smartphone and Wearable Breakdown Data by Application 5.1 Global AI in Smartphone and Wearable Historic Market Size by Application (2016-2021) 5.2 Global AI in Smartphone and Wearable Forecasted Market Size by Application (2022-2027) 6 North America 6.1 North America AI in Smartphone and Wearable Market Size (2016-2027) 6.2 North America AI in Smartphone and Wearable Market Size by Type 6.2.1 North America AI in Smartphone and Wearable Market Size by Type (2016-2021) 6.2.2 North America AI in Smartphone and Wearable Market Size by Type (2022-2027) 6.2.3 North America AI in Smartphone and Wearable Market Size by Type (2016-2027) 6.3 North America AI in Smartphone and Wearable Market Size by Application 6.3.1 North America AI in Smartphone and Wearable Market Size by Application (2016-2021) 6.3.2 North America AI in Smartphone and Wearable Market Size by Application (2022-2027) 6.3.3 North America AI in Smartphone and Wearable Market Size by Application (2016-2027) 6.4 North America AI in Smartphone and Wearable Market Size by Country 6.4.1 North America AI in Smartphone and Wearable Market Size by Country (2016-2021) 6.4.2 North America AI in Smartphone and Wearable Market Size by Country (2022-2027) 6.4.3 United States 6.4.4 Canada 7 Europe 7.1 Europe AI in Smartphone and Wearable Market Size (2016-2027) 7.2 Europe AI in Smartphone and Wearable Market Size by Type 7.2.1 Europe AI in Smartphone and Wearable Market Size by Type (2016-2021) 7.2.2 Europe AI in Smartphone and Wearable Market Size by Type (2022-2027) 7.2.3 Europe AI in Smartphone and Wearable Market Size by Type (2016-2027) 7.3 Europe AI in Smartphone and Wearable Market Size by Application 7.3.1 Europe AI in Smartphone and Wearable Market Size by Application (2016-2021) 7.3.2 Europe AI in Smartphone and Wearable Market Size by Application (2022-2027) 7.3.3 Europe AI in Smartphone and Wearable Market Size by Application (2016-2027) 7.4 Europe AI in Smartphone and Wearable Market Size by Country 7.4.1 Europe AI in Smartphone and Wearable Market Size by Country (2016-2021) 7.4.2 Europe AI in Smartphone and Wearable Market Size by Country (2022-2027) 7.4.3 Germany 7.4.4 France 7.4.5 U.K. 7.4.6 Italy 7.4.7 Russia 7.4.8 Nordic 8 Asia-Pacific 8.1 Asia-Pacific AI in Smartphone and Wearable Market Size (2016-2027) 8.2 Asia-Pacific AI in Smartphone and Wearable Market Size by Type 8.2.1 Asia-Pacific AI in Smartphone and Wearable Market Size by Type (2016-2021) 8.2.2 Asia-Pacific AI in Smartphone and Wearable Market Size by Type (2022-2027) 8.2.3 Asia-Pacific AI in Smartphone and Wearable Market Size by Type (2016-2027) 8.3 Asia-Pacific AI in Smartphone and Wearable Market Size by Application 8.3.1 Asia-Pacific AI in Smartphone and Wearable Market Size by Application (2016-2021) 8.3.2 Asia-Pacific AI in Smartphone and Wearable Market Size by Application (2022-2027) 8.3.3 Asia-Pacific AI in Smartphone and Wearable Market Size by Application (2016-2027) 8.4 Asia-Pacific AI in Smartphone and Wearable Market Size by Region 8.4.1 Asia-Pacific AI in Smartphone and Wearable Market Size by Region (2016-2021) 8.4.2 Asia-Pacific AI in Smartphone and Wearable Market Size by Region (2022-2027) 8.4.3 China 8.4.4 Japan 8.4.5 South Korea 8.4.6 Southeast Asia 8.4.7 India 8.4.8 Australia 9 Latin America 9.1 Latin America AI in Smartphone and Wearable Market Size (2016-2027) 9.2 Latin America AI in Smartphone and Wearable Market Size by Type 9.2.1 Latin America AI in Smartphone and Wearable Market Size by Type (2016-2021) 9.2.2 Latin America AI in Smartphone and Wearable Market Size by Type (2022-2027) 9.2.3 Latin America AI in Smartphone and Wearable Market Size by Type (2016-2027) 9.3 Latin America AI in Smartphone and Wearable Market Size by Application 9.3.1 Latin America AI in Smartphone and Wearable Market Size by Application (2016-2021) 9.3.2 Latin America AI in Smartphone and Wearable Market Size by Application (2022-2027) 9.3.3 Latin America AI in Smartphone and Wearable Market Size by Application (2016-2027) 9.4 Latin America AI in Smartphone and Wearable Market Size by Country 9.4.1 Latin America AI in Smartphone and Wearable Market Size by Country (2016-2021) 9.4.2 Latin America AI in Smartphone and Wearable Market Size by Country (2022-2027) 9.4.3 Mexico 9.4.4 Brazil 10 Middle East & Africa 10.1 Middle East & Africa AI in Smartphone and Wearable Market Size (2016-2027) 10.2 Middle East & Africa AI in Smartphone and Wearable Market Size by Type 10.2.1 Middle East & Africa AI in Smartphone and Wearable Market Size by Type (2016-2021) 10.2.2 Middle East & Africa AI in Smartphone and Wearable Market Size by Type (2022-2027) 10.2.3 Middle East & Africa AI in Smartphone and Wearable Market Size by Type (2016-2027) 10.3 Middle East & Africa AI in Smartphone and Wearable Market Size by Application 10.3.1 Middle East & Africa AI in Smartphone and Wearable Market Size by Application (2016-2021) 10.3.2 Middle East & Africa AI in Smartphone and Wearable Market Size by Application (2022-2027) 10.3.3 Middle East & Africa AI in Smartphone and Wearable Market Size by Application (2016-2027) 10.4 Middle East & Africa AI in Smartphone and Wearable Market Size by Country 10.4.1 Middle East & Africa AI in Smartphone and Wearable Market Size by Country (2016-2021) 10.4.2 Middle East & Africa AI in Smartphone and Wearable Market Size by Country (2022-2027) 10.4.3 Turkey 10.4.4 Saudi Arabia 10.4.5 UAE 11 Key Players Profiles 11.1 Lenovo 11.1.1 Lenovo Company Details 11.1.2 Lenovo Business Overview 11.1.3 Lenovo AI in Smartphone and Wearable Introduction 11.1.4 Lenovo Revenue in AI in Smartphone and Wearable Business (2016-2021) 11.1.5 Lenovo Recent Development 11.2 Apple 11.2.1 Apple Company Details 11.2.2 Apple Business Overview 11.2.3 Apple AI in Smartphone and Wearable Introduction 11.2.4 Apple Revenue in AI in Smartphone and Wearable Business (2016-2021) 11.2.5 Apple Recent Development 11.3 Huawei 11.3.1 Huawei Company Details 11.3.2 Huawei Business Overview 11.3.3 Huawei AI in Smartphone and Wearable Introduction 11.3.4 Huawei Revenue in AI in Smartphone and Wearable Business (2016-2021) 11.3.5 Huawei Recent Development 11.4 Xiaomi 11.4.1 Xiaomi Company Details 11.4.2 Xiaomi Business Overview 11.4.3 Xiaomi AI in Smartphone and Wearable Introduction 11.4.4 Xiaomi Revenue in AI in Smartphone and Wearable Business (2016-2021) 11.4.5 Xiaomi Recent Development 11.5 Samsung 11.5.1 Samsung Company Details 11.5.2 Samsung Business Overview 11.5.3 Samsung AI in Smartphone and Wearable Introduction 11.5.4 Samsung Revenue in AI in Smartphone and Wearable Business (2016-2021) 11.5.5 Samsung Recent Development 12 Analyst's Viewpoints/Conclusions 13 Appendix 13.1 Research Methodology 13.1.1 Methodology/Research Approach 13.1.2 Data Source 13.2 Disclaimer 13.3 Author Details

List of Tables Table 1. Global AI in Smartphone and Wearable Market Size Growth Rate by Type (US$ Million):2016 VS 2021 VS 2027 Table 2. Key Players of Smartphone & Tablet Table 3. Key Players of Wearable Table 4. Key Players of Others Table 5. Global AI in Smartphone and Wearable Market Size Growth by Application (US$ Million): 2016 VS 2021 VS 2027 Table 6. Global AI in Smartphone and Wearable Market Size by Regions (US$ Million): 2016 VS 2021 VS 2027 Table 7. Global AI in Smartphone and Wearable Market Size by Regions (2016-2021) & (US$ Million) Table 8. Global AI in Smartphone and Wearable Market Share by Regions (2016-2021) Table 9. Global AI in Smartphone and Wearable Forecasted Market Size by Regions (2022-2027) & (US$ Million) Table 10. Global AI in Smartphone and Wearable Market Share by Regions (2022-2027) Table 11. AI in Smartphone and Wearable Market Trends Table 12. AI in Smartphone and Wearable Market Drivers Table 13. AI in Smartphone and Wearable Market Challenges Table 14. AI in Smartphone and Wearable Market Restraints Table 15. Global AI in Smartphone and Wearable Revenue by Players (2016-2021) & (US$ Million) Table 16. Global AI in Smartphone and Wearable Market Share by Players (2016-2021) Table 17. Global Top AI in Smartphone and Wearable Players by Company Type (Tier 1, Tier 2 and Tier 3) (based on the Revenue in AI in Smartphone and Wearable as of 2020) Table 18. Ranking of Global Top AI in Smartphone and Wearable Companies by Revenue (US$ Million) in 2020 Table 19. Global 5 Largest Players Market Share by AI in Smartphone and Wearable Revenue (CR5 and HHI) & (2016-2021) Table 20. Key Players Headquarters and Area Served Table 21. Key Players AI in Smartphone and Wearable Product Solution and Service Table 22. Date of Enter into AI in Smartphone and Wearable Market Table 23. Mergers & Acquisitions, Expansion Plans Table 24. Global AI in Smartphone and Wearable Market Size by Type (2016-2021) (US$ Million) Table 25. Global AI in Smartphone and Wearable Revenue Market Share by Type (2016-2021) Table 26. Global AI in Smartphone and Wearable Forecasted Market Size by Type (2022-2027) (US$ Million) Table 27. Global AI in Smartphone and Wearable Revenue Market Share by Type (2022-2027) & (US$ Million) Table 28. Global AI in Smartphone and Wearable Market Size Share by Application (2016-2021) & (US$ Million) Table 29. Global AI in Smartphone and Wearable Revenue Market Share by Application (2016-2021) Table 30. Global AI in Smartphone and Wearable Forecasted Market Size by Application (2022-2027) (US$ Million) Table 31. Global AI in Smartphone and Wearable Revenue Market Share by Application (2022-2027) & (US$ Million) Table 32. North America AI in Smartphone and Wearable Market Size by Type (2016-2021) (US$ Million) Table 33. North America AI in Smartphone and Wearable Market Size by Type (2022-2027) & (US$ Million) Table 34. North America AI in Smartphone and Wearable Market Size by Application (2016-2021) (US$ Million) Table 35. North America AI in Smartphone and Wearable Market Size by Application (2022-2027) & (US$ Million) Table 36. North America AI in Smartphone and Wearable Market Size by Country (2016-2021) & (US$ Million) Table 37. North America AI in Smartphone and Wearable Market Size by Country (2022-2027) & (US$ Million) Table 38. Europe AI in Smartphone and Wearable Market Size by Type (2016-2021) (US$ Million) Table 39. Europe AI in Smartphone and Wearable Market Size by Type (2022-2027) & (US$ Million) Table 40. Europe AI in Smartphone and Wearable Market Size by Application (2016-2021) (US$ Million) Table 41. Europe AI in Smartphone and Wearable Market Size by Application (2022-2027) & (US$ Million) Table 42. Europe AI in Smartphone and Wearable Market Size by Country (2016-2021) & (US$ Million) Table 43. Europe AI in Smartphone and Wearable Market Size by Country (2022-2027) & (US$ Million) Table 44. Asia-Pacific AI in Smartphone and Wearable Market Size by Type (2016-2021) (US$ Million) Table 45. Asia-Pacific AI in Smartphone and Wearable Market Size by Type (2022-2027) & (US$ Million) Table 46. Asia-Pacific AI in Smartphone and Wearable Market Size by Application (2016-2021) (US$ Million) Table 47. Asia-Pacific AI in Smartphone and Wearable Market Size by Application (2022-2027) & (US$ Million) Table 48. Asia-Pacific AI in Smartphone and Wearable Market Size by Region (2016-2021) & (US$ Million) Table 49. Asia-Pacific AI in Smartphone and Wearable Market Size by Region (2022-2027) & (US$ Million) Table 50. Latin America AI in Smartphone and Wearable Market Size by Type (2016-2021) (US$ Million) Table 51. Latin America AI in Smartphone and Wearable Market Size by Type (2022-2027) & (US$ Million) Table 52. Latin America AI in Smartphone and Wearable Market Size by Application (2016-2021) (US$ Million) Table 53. Latin America AI in Smartphone and Wearable Market Size by Application (2022-2027) & (US$ Million) Table 54. Latin America AI in Smartphone and Wearable Market Size by Country (2016-2021) & (US$ Million) Table 55. Latin America AI in Smartphone and Wearable Market Size by Country (2022-2027) & (US$ Million) Table 56. Middle East & Africa AI in Smartphone and Wearable Market Size by Type (2016-2021) (US$ Million) Table 57. Middle East & Africa AI in Smartphone and Wearable Market Size by Type (2022-2027) & (US$ Million) Table 58. Middle East & Africa AI in Smartphone and Wearable Market Size by Application (2016-2021) (US$ Million) Table 59. Middle East & Africa AI in Smartphone and Wearable Market Size by Application (2022-2027) & (US$ Million) Table 60. Middle East & Africa AI in Smartphone and Wearable Market Size by Country (2016-2021) & (US$ Million) Table 61. Middle East & Africa AI in Smartphone and Wearable Market Size by Country (2022-2027) & (US$ Million) Table 62. Lenovo Company Details Table 63. Lenovo Business Overview Table 64. Lenovo AI in Smartphone and Wearable Product Table 65. Lenovo Revenue in AI in Smartphone and Wearable Business (2016-2021) & (US$ Million) Table 66. Lenovo Recent Development Table 67. Apple Company Details Table 68. Apple Business Overview Table 69. Apple AI in Smartphone and Wearable Product Table 70. Apple Revenue in AI in Smartphone and Wearable Business (2016-2021) & (US$ Million) Table 71. Apple Recent Development Table 72. Huawei Company Details Table 73. Huawei Business Overview Table 74. Huawei AI in Smartphone and Wearable Product Table 75. Huawei Revenue in AI in Smartphone and Wearable Business (2016-2021) & (US$ Million) Table 76. Huawei Recent Development Table 77. Xiaomi Company Details Table 78. Xiaomi Business Overview Table 79. Xiaomi AI in Smartphone and Wearable Product Table 80. Xiaomi Revenue in AI in Smartphone and Wearable Business (2016-2021) & (US$ Million) Table 81. Xiaomi Recent Development Table 82. Samsung Company Details Table 83. Samsung Business Overview Table 84. Samsung AI in Smartphone and Wearable Product Table 85. Samsung Revenue in AI in Smartphone and Wearable Business (2016-2021) & (US$ Million) Table 86. Samsung Recent Development Table 87. Research Programs/Design for This Report Table 88. Key Data Information from Secondary Sources Table 89. Key Data Information from Primary Sources List of Figures Figure 1. Global AI in Smartphone and Wearable Market Share by Type: 2020 VS 2027 Figure 2. Smartphone & Tablet Features Figure 3. Wearable Features Figure 4. Others Features Figure 5. Global AI in Smartphone and Wearable Market Share by Application: 2020 VS 2027 Figure 6. Logistics Case Studies Figure 7. Healthcare Case Studies Figure 8. Transportations Case Studies Figure 9. Automotive Case Studies Figure 10. Retail Case Studies Figure 11. BFSI Case Studies Figure 12. Aerospace Case Studies Figure 13. Consumer Electronics Case Studies Figure 14. Oil & Gas Case Studies Figure 15. Others Case Studies Figure 16. AI in Smartphone and Wearable Report Years Considered Figure 17. Global AI in Smartphone and Wearable Market Size (US$ Million), Year-over-Year: 2016-2027 Figure 18. Global AI in Smartphone and Wearable Market Size (US$ Million), 2016 VS 2021 VS 2027 Figure 19. Global AI in Smartphone and Wearable Market Share by Regions: 2020 VS 2027 Figure 20. Global AI in Smartphone and Wearable Market Share by Regions (2022-2027) Figure 21. Global AI in Smartphone and Wearable Market Share by Players in 2020 Figure 22. Global Top AI in Smartphone and Wearable Players by Company Type (Tier 1, Tier 2 and Tier 3) (based on the Revenue in AI in Smartphone and Wearable as of 2020 Figure 23. The Top 10 and 5 Players Market Share by AI in Smartphone and Wearable Revenue in 2020 Figure 24. Global AI in Smartphone and Wearable Revenue Market Share by Type (2016-2021) Figure 25. Global AI in Smartphone and Wearable Revenue Market Share by Type (2022-2027) Figure 26. North America AI in Smartphone and Wearable Market Size YoY Growth (2016-2027) & (US$ Million) Figure 27. North America AI in Smartphone and Wearable Market Share by Type (2016-2027) Figure 28. North America AI in Smartphone and Wearable Market Share by Application (2016-2027) Figure 29. North America AI in Smartphone and Wearable Market Share by Country (2016-2027) Figure 30. United States AI in Smartphone and Wearable Market Size YoY Growth (2016-2027) & (US$ Million) Figure 31. Canada AI in Smartphone and Wearable Market Size YoY Growth (2016-2027) & (US$ Million) Figure 32. Europe AI in Smartphone and Wearable Market Size YoY Growth (2016-2027) & (US$ Million) Figure 33. Europe AI in Smartphone and Wearable Market Share by Type (2016-2027) Figure 34. Europe AI in Smartphone and Wearable Market Share by Application (2016-2027) Figure 35. Europe AI in Smartphone and Wearable Market Share by Country (2016-2027) Figure 36. Germany AI in Smartphone and Wearable Market Size YoY Growth (2016-2027) & (US$ Million) Figure 37. France AI in Smartphone and Wearable Market Size YoY Growth (2016-2027) & (US$ Million) Figure 38. U.K. AI in Smartphone and Wearable Market Size YoY Growth (2016-2027) & (US$ Million) Figure 39. Italy AI in Smartphone and Wearable Market Size YoY Growth (2016-2027) & (US$ Million) Figure 40. Russia AI in Smartphone and Wearable Market Size YoY Growth (2016-2027) & (US$ Million) Figure 41. Nordic AI in Smartphone and Wearable Market Size YoY Growth (2016-2027) & (US$ Million) Figure 42. Asia-Pacific AI in Smartphone and Wearable Market Size YoY Growth (2016-2027) & (US$ Million) Figure 43. Asia-Pacific AI in Smartphone and Wearable Market Share by Type (2016-2027) Figure 44. Asia-Pacific AI in Smartphone and Wearable Market Share by Application (2016-2027) Figure 45. Asia-Pacific AI in Smartphone and Wearable Market Share by Region (2016-2027) Figure 46. China AI in Smartphone and Wearable Market Size YoY Growth (2016-2027) & (US$ Million) Figure 47. Japan AI in Smartphone and Wearable Market Size YoY Growth (2016-2027) & (US$ Million) Figure 48. South Korea AI in Smartphone and Wearable Market Size YoY Growth (2016-2027) & (US$ Million) Figure 49. Southeast Asia AI in Smartphone and Wearable Market Size YoY Growth (2016-2027) & (US$ Million) Figure 50. India AI in Smartphone and Wearable Market Size YoY Growth (2016-2027) & (US$ Million) Figure 51. Australia AI in Smartphone and Wearable Market Size YoY Growth (2016-2027) & (US$ Million) Figure 52. Latin America AI in Smartphone and Wearable Market Size YoY Growth (2016-2027) & (US$ Million) Figure 53. Latin America AI in Smartphone and Wearable Market Share by Type (2016-2027) Figure 54. Latin America AI in Smartphone and Wearable Market Share by Application (2016-2027) Figure 55. Latin America AI in Smartphone and Wearable Market Share by Country (2016-2027) Figure 56. Mexico AI in Smartphone and Wearable Market Size YoY Growth (2016-2027) & (US$ Million) Figure 57. Brazil AI in Smartphone and Wearable Market Size YoY Growth (2016-2027) & (US$ Million) Figure 58. Middle East & Africa AI in Smartphone and Wearable Market Size YoY Growth (2016-2027) & (US$ Million) Figure 59. Middle East & Africa AI in Smartphone and Wearable Market Share by Type (2016-2027) Figure 60. Middle East & Africa AI in Smartphone and Wearable Market Share by Application (2016-2027) Figure 61. Middle East & Africa AI in Smartphone and Wearable Market Share by Country (2016-2027) Figure 62. Turkey AI in Smartphone and Wearable Market Size YoY Growth (2016-2027) & (US$ Million) Figure 63. Saudi Arabia AI in Smartphone and Wearable Market Size YoY Growth (2016-2027) & (US$ Million) Figure 64. UAE AI in Smartphone and Wearable Market Size YoY Growth (2016-2027) & (US$ Million) Figure 65. Lenovo Revenue Growth Rate in AI in Smartphone and Wearable Business (2016-2021) Figure 66. Apple Revenue Growth Rate in AI in Smartphone and Wearable Business (2016-2021) Figure 67. Huawei Revenue Growth Rate in AI in Smartphone and Wearable Business (2016-2021) Figure 68. Xiaomi Revenue Growth Rate in AI in Smartphone and Wearable Business (2016-2021) Figure 69. Samsung Revenue Growth Rate in AI in Smartphone and Wearable Business (2016-2021) Figure 70. Bottom-up and Top-down Approaches for This Report Figure 71. Data Triangulation Figure 72. Key Executives Interviewed

Lenovo Apple Huawei Xiaomi Samsung