A printed circuit board and a circuit assembly for a radio apparatus

Claim 2

A printed circuit board (10) for a radio apparatus, characterised by: a baseboard (15) of dielectric material having inner conductor patterns (15c,15d,15e) therein and ground layers (15a,15b) on both surfaces thereof; and terminal pins (16) fixedly mounted on said baseboard (15) in electrical connection with said inner conductor patterns (15c,15d,15e), each of said terminal pins (16; 19) having a root portion (16a;19a) fixed to the baseboard (15) without projecting from the baseboard (15) and a contact portion (16b;19b) perpendicularly projecting from the baseboard (15).

Claim 3

A printed circuit board according to claim 1, wherein said terminal pins (16) are mounted on one surface cf the baseboard (15).

Claim 4

A printed circuit board according to claim 1, wherein said terminal pins (16) are mounted on both surfaces of the baseboard (15).

Claim 5

A printed circuit board according to claim 1, wherein said terminal pins (16) are fixedly connected to said conductor patterns (15c,15d,15e), with the root portions (16a) thereof being in abutting engagement with the surfaces of the conductor patterns.

Claim 6

A printed circuit board according to claim 1, wherein said baseboard (15) has holes (15j) which are open at one end, said holes (15j) being provided with conductors (15k) in electrical connection with said conductor patterns (15e), and wherein said terminal pins (19) are fixedly inserted into said holes (15j) in electrical connection with said conductors (15k).

Claim 7

A printed circuit board according to claim 1, further comprising at least one coaxial connector element (20,21), said connector element comprising: an outer conductive sleeve (21) fixedly embedded in the baseboard (15) in electrical connection with at least one of said ground layers (15a,15b); and an inner conductive connector pin (20) coaxially disposed in and fixed to said sleeve (21), with a dielectric material (22) interposed therebetween, in electrical isolation from both said conductor patterns (15c,15d,15e) and the ground layers (15a,15b) of the baseboard (15), said connector pin (20) having two contact portions (20a,20b) perpendicularly projecting on opposite sides of the baseboard (15).

Claim 8

A circuit assembly for a radio apparatus, characterised by: (A) a mother printed circuit board (10) comprising: a baseboard (15) of dielectric material having inner conductor patterns (15c.15d.15e) therein and ground layers (15a,15b) on both surfaces thereof; and terminal pins (16,19) fixedly mounted on said baseboard (15) in electrical connection with said conductor patterns (15c,15d,15e), each of said terminal pins (16,19) having a root portion (16a,19a) fixed to the baseboard (15) without projecting from the baseboard and a contact portion (16b,19b) perpendicularly projecting from the baseboard (15), and ( B ) circuit modules (11) mounted on said mother printed circuit board (10), each of the circuit modules (11) comprising: a module circuit assembly comprising: a module printed circuit board (12) of dielectric material having conductor patterns (12a); electrical components (17) mounted on the module printed circuit board (12) in electrical connection with the conductor patterns (12a); and terminal jacks (14) perpendicularly mounted on the module printed circuit board (12) in electrical connection with the conductor patterns (12a); and a shielded package (13) enclosing said module circuit assembly for electromagnetic shielding, said package (13) having access holes for insertion of the terminal pins (16;19) of said mother printed circuit board (10) into the terminal jacks (14) of the module circuit assembly, said circuit modules (11) being mounted on the mother printed circuit board (10), with the contact portions of the terminal pins (16,19) of the mother printed circuit board being connected therewith by insertion in the terminal jacks (14) of the circuit modules (11).

Claim 9

A circuit assembly for a radio apparatus, characterised by: (A) a mother printed circuit board (10) comprising: a baseboard (15) of dielectric material having inner conductor patterns (15c.15d.15e) therein and ground layers (15a,15b) on both surfaces thereof; and terminal pins (16,19) fixedly mounted on said baseboard (15) in electrical connection with said conductor patterns (15c,15d,15e), each of said terminal pins (16,19) having a root portion (16a,19a) fixed to the baseboard (15) without projecting from the baseboard and a contact portion (16b,19b) perpendicularly projecting from the baseboard (15), and ( B ) circuit modules (11) mounted on said mother printed circuit board (10), each of the circuit modules (11) comprising: a module circuit assembly comprising: a module printed circuit board (12) of dielectric material having conductor patterns (12a); electrical components (17) mounted on the module printed circuit board (12) in electrical connection with the conductor patterns (12a); and terminal jacks (14) perpendicularly mounted on the module printed circuit board (12) in electrical connection with the conductor patterns (12a); and a shielded package (13) enclosing said module circuit assembly for electromagnetic shielding, said package (13) having access holes for insertion of the terminal pins (16;19) of said mother printed circuit board (10) into the terminal jacks (14) of the module circuit assembly, said circuit modules (11) being mounted on the mother printed circuit board (10), with the contact portions of the terminal pins (16,19) of the mother printed circuit board being connected therewith by insertion in the terminal jacks (14) of the circuit modules (11).

Claim 10

A circuit assembly according to claim 7, wherein the module printed board (12) of said module circuit assembly has a ground layer (12b) on the back surface thereof opposite to the surface on which electrical components (17) and the terminal jacks (14) are mounted, said ground layer (12b) of the module printed circuit board (12) being in contact with said shielded package (13), and wherein said shielded packages (13) of the circuit modules (11) are in contact with at least one of said ground layers (15a,15b) of the mother printed circuit board (10), whereby the module circuit assemblies (11) are electrically grounded to the ground layer (15a,15b) of the mother printed circuit board (10), via the metal shielded packages (13).

Claim 11

A circuit assembly according to claim 7, wherein said mother printed circuit board (10) is provided with said terminal pins (16,19) on one surface thereof, and said circuit modules (11) are mounted on said one surface of the mother printed circuit board (10).

Claim 12

A circuit assembly according to claim 7, wherein said mother printed circuit board is provided with said terminal pins (16,19) on both surfaces thereof, and said circuit modules (11) are mounted on both surfaces of the mother printed circuit board (10).

Claim 13

A circuit assembly according to claim 7, wherein said mother printed circuit board (10) further comprises at least one coaxial connector element (20,21), said connector element comprising: an outer conductive sleeve (21) fixedly embedded in the baseboard (15) of the mother printed circuit board (10) in electrical connection at least one of said ground layers (15a,15b) of the mother printed circuit board (10); and an inner conductive connector pin (20) coaxially disposed in and fixed to said sleeve (21), with a dielectric material (22) interposed therebetween, in electrical isolation from both the conductor patterns (15c,15d,15e) and the ground layers (15a,15b) of the baseboard (15) of the mother printed circuit board (10), said connector pin (20) having two contact portions (20a,20b) perpendicularly projecting on opposite sides of the baseboard (15) of the mother printed circuit board (10), and wherein said circuit modules (11) are mounted on both surfaces of the mother printed circuit board (10), and any one of the circuit modules (11) mounted on one surface of the mother printed circuit board (10) is electrically connected to the corresponding circuit module (11) mounted on the other surface of the mother printed circuit board, via said coaxial connector element (20,21), with the contact portions (20a,20b) of the connector pin (20) being connected into the terminal jacks (14) of said circuit modules (11).