Multiplex communications – Pathfinding or routing – Combined circuit switching and packet switching
Reexamination Certificate
2004-11-24
2009-10-20
Cho, Hong (Department: 2419)
Multiplex communications
Pathfinding or routing
Combined circuit switching and packet switching
C370S401000, C709S245000
Reexamination Certificate
active
07606220
ABSTRACT:
An internal terminal that connects to a DNS server, the server storing and managing a telephone number and an external NAPTR record, the internal terminal including a terminal communication controller that accesses the DNS server and notifies the DNS server of a telephone number for an inquiry; a terminal-side controller that obtains, when the DNS server is informed of the inquiry telephone number, an external NAPTR record being corresponding to the inquiry telephone number; and a display that displays destination service functions selected from the obtained external NAPTR record.
REFERENCES:
patent: 7028101 (2006-04-01), Costa-Requena et al.
patent: 2003/0007482 (2003-01-01), Khello et al.
patent: 2004/0047341 (2004-03-01), Staack et al.
patent: 2005/0033852 (2005-02-01), Tenhunen
patent: 2000-32115 (2000-01-01), None
patent: 2002-077445 (2002-03-01), None
patent: 2002-204266 (2002-07-01), None
S. Goto et al., “Internet Telephone and ENUM”, Japanese Network Information Center, Oct. 18, 2002, together with a partial English language translation of the same.
U.S. Appl. No. 10/995,503 to Miyajima et al., which was filed Nov. 24, 2004.
U.S. Appl. No. 10/995,507 to Miyajima et al., which was filed Nov. 24, 2004.
U.S. Appl. No. 10/974,782 to Miyajima et al., which was filed Oct. 28, 2004.
Chimura, “SIP, H.323, ENUM—Knowing Latest IP Telephone Technology,” Nikkei Byte, Aug. 2002, pp. 104-109.
English language Abstract of JP 2002-077445 A.
English language Abstract of JP 2002-204266 A.
Partial English language translation of Chimura,“SIP, H.323, ENUM—Knowing Latest IP Telephone Technology”.
English language Abstract of JP 2000-32115, Jan. 28, 2000.
Bando Tatsuo
Miyajima Akira
Shino Tomonori
Cho Hong
Greenblum & Bernstein P.L.C.
Panasonic Corporation
Tsegaye Saba
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