Patent
Antenna structure
| العنوان: | Antenna structure |
|---|---|
| Patent Number: | 11588,244 |
| تاريخ النشر: | February 21, 2023 |
| Appl. No: | 16/995784 |
| Application Filed: | August 17, 2020 |
| مستخلص: | The disclosure provides an antenna structure, including at least one supporting module, a first antenna, and a second antenna. The first antenna is disposed on the at least one supporting module and includes a first feeding point and a first zero-current zone. The first antenna is connected to a ground plane. The second antenna is disposed on the at least one supporting module and includes a second feeding point and a second zero-current zone. The second antenna is connected to the ground plane. The first feeding point of the first antenna is disposed in the second zero-current zone of the second antenna, and the second feeding point of the second antenna is disposed in the first zero-current zone of the first antenna. |
| Inventors: | Chan, Chun-Cheng (Taipei, TW); Liu, Shih-Chia (Taipei, TW); Yu, Yen-Hao (Taipei, TW); Lee, Li-Chun (Taipei, TW); Wu, Chao-Lin (Taipei, TW); Lai, Jui-Hung (Taipei, TW); Lin, Chih-Heng (Taipei, TW) |
| Assignees: | COMPAL ELECTRONICS, INC. (Taipei, TW) |
| Claim: | 1. An antenna structure comprising: at least one supporting module; a first antenna disposed on the at least one supporting module and comprising a first feeding point and a first zero-current zone, wherein the first antenna is connected to a ground plane; and a second antenna disposed on the at least one supporting module and comprising a second feeding point and a second zero-current zone, wherein the second antenna is connected to the ground plane, wherein the first feeding point of the first antenna is disposed in the second zero-current zone of the second antenna, and the second feeding point of the second antenna is disposed in the first zero-current zone of the first antenna, wherein a first portion of the first antenna is disposed on a first surface of the at least one supporting module, and a first portion of the second antenna is disposed on a second surface of the at least one supporting module. |
| Claim: | 2. The antenna structure according to claim 1 , wherein in response to a first excitation signal received by the first feeding point, the first antenna is excited by the first excitation signal to form the first zero-current zone. |
| Claim: | 3. The antenna structure according to claim 2 , wherein the first antenna is excited by the first excitation signal to form a first ground current on the ground plane and form a first coupling current on the second antenna, and a partial ground current of the first ground current and a partial coupling current of the first coupling current are offset by each other to form the first zero-current zone. |
| Claim: | 4. The antenna structure according to claim 1 , wherein in response to a second excitation signal received by the second feeding point, the second antenna is excited by the second excitation signal to form the second zero-current zone. |
| Claim: | 5. The antenna structure according to claim 4 , wherein the second antenna is excited by the second excitation signal to form a second ground current on the ground plane and form a second coupling current on the first antenna, and a partial ground current of the second ground current and a partial coupling current of the second coupling current are offset by each other to form the second zero-current zone. |
| Claim: | 6. The antenna structure according to claim 1 , wherein the first zero-current zone is partially distributed on the second antenna, and the second zero-current zone is partially distributed on the first antenna. |
| Claim: | 7. The antenna structure according to claim 1 , wherein the first zero-current zone is partially distributed on the ground plane. |
| Claim: | 8. The antenna structure according to claim 1 , wherein the at least one supporting module comprises a single supporting structure. |
| Claim: | 9. The antenna structure according to claim 8 , wherein the first surface is opposite to the second surface. |
| Claim: | 10. The antenna structure according to claim 9 , wherein an orthographic projection of the first portion of the first antenna on the second surface partially overlaps the first portion of the second antenna. |
| Claim: | 11. The antenna structure according to claim 8 , wherein a second portion of the first antenna extends onto a third surface of the supporting module, and the third surface is adjacent to the first surface of the supporting module. |
| Claim: | 12. The antenna structure according to claim 8 , wherein a second portion of the first antenna is disposed on the second surface of the supporting module, and the second surface is adjacent to the first surface of the supporting module. |
| Claim: | 13. The antenna structure according to claim 12 , wherein both the first feeding point and the second feeding point are located on the second surface. |
| Claim: | 14. The antenna structure according to claim 1 , wherein a structure of one of the first antenna and the second antenna is a ½-wavelength double-end short-circuit structure, and a structure of the other of the first antenna and the second antenna is a ½-wavelength double-end open-circuit structure. |
| Claim: | 15. The antenna structure according to claim 1 , wherein a structure of one of the first antenna and the second antenna is a ½-wavelength double-end short-circuit structure, and a structure of the other of the first antenna and the second antenna is a ¼-wavelength resonance structure. |
| Claim: | 16. The antenna structure according to claim 1 , wherein a structure of one of the first antenna and the second antenna is a ½-wavelength double-end open-circuit structure, and a structure of the other of the first antenna and the second antenna is a ¼-wavelength resonance structure. |
| Claim: | 17. The antenna structure according to claim 1 , wherein structures of both the first antenna and the second antenna are ¼-wavelength resonance structures. |
| Claim: | 18. The antenna structure according to claim 1 , wherein the first antenna and the second antenna are distributed on two adjacent surfaces on the supporting module. |
| Claim: | 19. The antenna structure according to claim 1 , further comprising: a metal layer disposed on the supporting module, wherein the first antenna is connected to the ground plane through the metal layer. |
| Claim: | 20. The antenna structure according to claim 19 , wherein the second antenna is connected to the ground plane through the metal layer. |
| Claim: | 21. The antenna structure according to claim 19 , wherein the first zero-current zone is partially distributed on the metal layer. |
| Claim: | 22. The antenna structure according to claim 1 , wherein the at least one supporting module comprises a first supporting structure and a second supporting structure, wherein the first antenna is disposed on the first supporting structure, and the second antenna is disposed on the second supporting structure. |
| Patent References Cited: | 7330156 February 2008 Arkko et al. 20160285161 September 2016 Apaydin 20170062932 March 2017 Foster 20210126368 April 2021 Hsiao 102832448 December 2012 201301660 January 2013 201507268 February 2015 M593665 April 2020 |
| Other References: | “Office Action of Taiwan Counterpart Application”, dated Nov. 13, 2020, p. 1-p. 8. cited by applicant “Office Action of Taiwan Related Application, Application No. 110125946”, dated May 9, 2022, p. 1-p. 6. cited by applicant |
| Primary Examiner: | Lotter, David E |
| Attorney, Agent or Firm: | JCIPRNET |
| رقم الانضمام: | edspgr.11588244 |
| قاعدة البيانات: | USPTO Patent Grants |
| الوصف غير متاح. |