Electronic equipment and antenna mounting printed-circuit board

• US 20040145528A1
• Filed: 11/25/2003
• Published: 07/29/2004
• Est. Priority Date: 01/23/2003
• Status: Active Grant

• Current Assignee: Sony Chemicals Corporation Neagari Plant (Sony Group Corp.)
• Original Assignee: Sony Chemicals Corporation Neagari Plant (Sony Group Corp.)
• Inventors: Mukai, Kouichi, Yasuda, Shuichiro, Asakura, Kenji, Muranaka, Hidenobu
• Granted Patent: US 6,940,458 B2
• Time in Patent Office: Days
• US Class Current: 343/702
• CPC Class Codes: H01Q 1/243 with built-in antennas
• CPC Class Codes: H01Q 1/36 Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewithH01Q1/08, H01Q1/14 take precedence
• CPC Class Codes: H01Q 1/40 Radiating elements coated with or embedded in protective material
• CPC Class Codes: H01Q 21/24 Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction circularly polarised patch antennas H01Q9/0428; circularly polarised horns H01Q13/0241; cross-polarised horns H01Q13/0258; polarisation converters H01Q15/242; cross-polarised rear feeds H01Q19/136; crossed polarisation dual antenna H01Q25/001

Claims